Antiferromagnetic behaviors 1 Antiferromagnetism 1 Charge ordering 1 Dc electrical resistivities Double exchange mechanism 1 Double-exchange mechanism 1 Electric conductivity 1 Electrical resistivity measurements 1 Ferromagnetic materials 1 Ferromagnetism 1 Jahn–Teller effect 1 Magnetic susceptibility 1 Magneto transport properties 1 Manganese 1 Manganites 1 Perovskite manganite 1 Perovskite manganites 1 Praseodymium compounds 1 Ru doping 1 Ru-doping 1 Ruthenium 1 Sodium compounds 1 Temperature 1